/*
 * Licensed to Metamarkets Group Inc. (Metamarkets) under one
 * or more contributor license agreements. See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership. Metamarkets licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License. You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied. See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package io.druid.indexing.test;

import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Sets;
import io.druid.server.coordination.DataSegmentAnnouncer;
import io.druid.timeline.DataSegment;

import java.io.IOException;
import java.util.Set;

public class TestDataSegmentAnnouncer implements DataSegmentAnnouncer
{
  public Set<DataSegment> announcedSegments = Sets.newConcurrentHashSet();

  @Override
  public void announceSegment(DataSegment segment) throws IOException
  {
    announcedSegments.add(segment);
  }

  @Override
  public void unannounceSegment(DataSegment segment) throws IOException
  {
    announcedSegments.remove(segment);
  }

  @Override
  public void announceSegments(Iterable<DataSegment> segments) throws IOException
  {
    for (DataSegment segment : segments) {
      announcedSegments.add(segment);
    }
  }

  @Override
  public void unannounceSegments(Iterable<DataSegment> segments) throws IOException
  {
    for (DataSegment segment : segments) {
      announcedSegments.remove(segment);
    }
  }

  @Override
  public boolean isAnnounced(DataSegment segment)
  {
    return announcedSegments.contains(segment);
  }

  public Set<DataSegment> getAnnouncedSegments()
  {
    return ImmutableSet.copyOf(announcedSegments);
  }
}
